Unit 5 A delicate world一-2025-2026学年高中英语重点词汇精讲选择性必修第二册（外研版）

高中·外研版 核心考点 词汇核心考点精讲 【核心专版】 高中·外研版·选择性必修第二册Unit5 A delicate world 单元词汇总览 halfway/ha:fwe/adj.中间的，subsequently/'sAbsikw3ntli/av.chaos/'"kers/n.大混乱；紊乱 半途的 后来，随后 conservation konsa'verfn/n. dramatically /dra'maetikli/adv. appetite/'epItat//n.胃口，食欲护 显著地 multiply/'mAltrplar/v.(使)大irus/vars/n.病毒 heritage/'hertd3n.遗产；传统大增加，（使）倍增 decrease/d'kri:s/v.(使)变 inhabitant/m'haebitant/n.栖居 vegetation/.ved3s'tefn/n.植物，小，（使）减少 的动物 草木（总称） trap /traep/n.夹子，陷阱 penguin/'pe)gwIn/n.企鹅 erosion/T'raU3/n.侵蚀 departure/d'pa:tfa(r)/n.离开 habitat/'haebitaet/n.栖息地 parakeet/'paeraki:t/n.长尾（小）immunity'mju:nati/n.免疫力 rat/raet/n.大老鼠 鹦鹉 词汇核心考点精讲 1.heritage/hertd3/n.遗产；传统 ·核心考点：词性：名词(n.) 2个核心义：遗产（文化传统）、传统（历史传承） ·必记搭配与例句：●cultural heritage(文化遗产)：The Great Wall is a world cultural heritage ●natural heritage(自然遗产)：This forest is a precious natural heritage ●preserve heritage(保护遗产)：We must preserve our cultural heritage ·重点派生词：●heritor(名词)：legal heritor(法定继承人) ●herit(动词)：herit a tradition(继承传统) 2.inhabitant/m'haebrtant/n.居民；栖居的人/动物 ·核心考点：词性：名词(n) 1个核心义：居民：栖居的人/动物 ·必记搭配与例句：·local inhabitants（当地居民)：The local inhabitants speak their own dialect, ●original inhabitants(原始居民)：The original inhabitants of the island lived here for centuries. ·重点派生词：●inhabit(动词)：inhabit the area(居往在该地区) ●inhabitable(形容词)：inhabitable planet(宜居行星) 高中·外研版 核心考点 3.subsequently/'sAbsikwantli/adv.后来，随后 ·核心考点：词性：副词(adv.) 1个核心义：后来，随后（强调时间顺序） ·必记搭配与例句：●subsequently to(在…之后)：Subsequently to the meeting,we left. ·and subsequently(并且随后)：He graduated and subsequently found a job. ·重点派生词：●subsequent(形容词)：subsequent events(后续事件) ·subsequence(名词)：in subsequence(随后) 4.multiply/mAltiplar/v.(使)大大增加，（使）倍增 ·核心考点：词性：动词(v) 2个核心义：（使）倍增（数量）、繁殖（生物） ·必记搭配与例句：·multiply by(乘以)：Three multiplied by four is twelve. ●multiply rapidly(快速繁殖)：Rats multiply rapidly in warm conditions.. ·重点派生词：●multiplication(名词)：multiplication table(乘法表) ●multiple(形容词)：multiple choices(多项选择) 5.vegetation/.ved'te/n.植物，草木（总称） ·核心考点：词性：名词(n) 1个核心义：植物，草木（总称，不可数） ·必记搭配与例句：·dense vegetation(茂密的植被)：The jungle has dense vegetation ●protect vegetation(保护植被)：We should protect natural vegetation. ·重点派生词：●vegetable(名词)：fresh vegetables(新鲜蔬菜) ·vegetative(形容词)：vegetative growth(营养生长) 6.erosion/1't3U3m/n.侵蚀 ·核心考点：词性：名词(n) 2个核心义：侵蚀（自然现象）、削弱（抽象概念） ·必记搭配与例句：·soil erosion(土壤侵蚀)：Soil erosion is a serious problem here, ●erosion of trust(信任的削弱)：The scandal caused erosion of public trust. ·重点派生词：●erode(动词)：The river erodes the rocks.. ·erosive(形容词)：erosive force(侵蚀力) 7.chaos/'keDs/n.大混乱：紊乱 ·核心考点：词性：名词(n.) 1个核心义：大混乱：紊乱（不可数） 高中·外研版 核心考点 ·必记搭配与例句：●in chaos(处于混乱中)：The room was in chaos after the party.. ●create chaos(制造混乱)：The storm created chaos in the city. ·重点派生词：●chaotic(形容词)：chaotic situation(混乱的局面) ·chaotically(副词)：arrange chaotically(杂乱地排列) 8.conservation/konsa'veIn/n.保护 ·核心考点：词性：名词(n) 2个核心义：保护（自然资源）、保存（能量/文化） ·必记搭配与例句：·conservation of energy(能量守恒)：The law of conservation of energy is important. ●wildlife conservation(野生动物保护)：He works in wildlife conservation. ·重点派生词：·conserve(动词)：conserve water(节约用水) ·conservative(形容词)：conservative ideas(保守思想) 9.immunity/'mju:nsti//n.免疫力 ·核心考点：词性：名词(n.) 2个核心义：免疫力（生理）、豁免权（法律） ·必记搭配与例句：●immunity to(对…免疫)：She has immunity to the virus. ●legal immunity(法律豁免权)：Diplomats have legal immunity ·重点派生词：●immune(形容词)：immune system(免疫系统) ●immunize(动词)：immunize children(给儿童接种疫苗) l0.dramatically/dra'matrkli/adv.显著地 ·核心考点：词性：副词(ad.) 1个核心义：显著地，戏剧性地（程度/方式） ·必记搭配与例句：·change dramatically(显著变化)：The city has changed dramatically. ●increase dramatically(急剧增加)：Prices increased dramatically last year. ·重点派生词：●dramatic(形容词)：dramatic effect(戏剧效果) ·drama(名词)：TV drama(电视剧) l1.appetite/pitart/n.胃口，食欲 ·核心考点：词性：名词(n.) 2个核心义：胃口（生理）、欲望（兴趣） ·必记搭配与例句：·lose appetite(失去胃口)：He lost his appetite due to illness.. ●appetite for sth.(对…的欲望)：She has an appetite for knowledge.. ·重点派生词：·appetizing(形容词)：appetizing smell(诱人的气味) ·appetite suppressant(名词)：appetite suppressant pills(食欲抑制药) 高中·外研版 核心考点 12.decrease/d'ki:sv.(使)变小，（使）减少 ·核心考点：词性：动词/名词(v.n.) 1个核心义：（使）减少，变小 ·必记搭配与例句：●decrease by(减少了)：The population decreased by 10%. ●on the decrease(在减少中)：Crime is on the decrease. ·重点派生词：●increasing(反义词)：increasing number(增加的数量) ·decreasingly(副词)：decreasingly important(越来越不重要) 13.tra即rep/n.夹子，陷阱 ·核心考点：词性：名词/动词(n.~.) 2个核心义：陷阱（实物）、困住（动作） ·必记搭配与例句：·set a trap(设陷阱)：The hunter set a trap for rabbits. ●trap sb.in(困住某人)：They were trapped in the lift ·重点派生词：●trapped(形容词)：trapped animal(被困的动物) ●trapper(名词)：fur trapper(毛皮猎人) 14.departure/d'pate(r)/n.离开 ·核心考点：词性：名词(n) 2个核心义：离开（行为）、背离（抽象） ·必记搭配与例句：●departure time(出发时间)：The departure time is8a.m. ●departure from(背离)：His idea is a departure from tradition. ·重点派生词：·depart(动词)：depart for Beijing(动身去北京) ●departed(形容词)：departed friends(已故的朋友) 词汇核心考点综合训练 1.一、单项选择 1.The Great Wall is one of the most famous world cultural ·A.heritage ·B.heritages ●C.inherit 。D.heritor 高中·外研版 核心考点 2.Local have lived in this village for over 200 years. ●A.inhabit ●B.inhabitants ●C.inhabitable ●D.inhabiting 3.He finished his homework first and went to play basketball. ·A.subsequent ·B.subsequence ·C.subsequently ●D.consequent 4.If we plant more trees,the number of birds in the area will quickly. ●A.multiply ·B.multiply by ●C.nultiplication ●D.multiple 5.The forest fire destroyed a large area of natural ·A.vegetable ·B.vegetation ●C.vegetative ·D.veggies 6.Soil has become a serious problem in this mountainous region. ●A.erode ·B.erosion 高中·外研版 核心考点 ·C.erosive ·D.eroding 7.After the storm,the streets were in complete ●A.chaos ●B.chaotic ·C.chaotically ●D.chaosness 8.We should pay more attention to the of endangered animals. ●A.conserve ●B.conservation ●C.conservative ●D.conserved 9.Regular exercise can improve your to diseases. ●A.immune ●B.immunity ●C.immunize ●D.immunization 10.The company's profits increased by 50%last year. ●A.dramatic ●B.drama ●C.dramatically ●D.dramatize 2.二、根据提示补全句子 1.The legal (of the property will be announced next week.(heritor) 高中·外研版 核心考点 2.Only a few species can (栖居)in the desert.(inhabit) 3. (随后的)studies showed that the theory was correct.(Subsequent) 4.The (乘法)of5and6is30.(multiplication) 5.The (侵蚀性的)rainwater has damaged the ancient stone carvings.(erosive) 6.She has a strong (欲望)for adventure.(appetite) 7.The number of students in this school has (减少)by15%.(decreased) 8.The (被困的)miners were rescued after three days.(trapped) 3.三、首字母填空 1.The Forbidden City is a precious cultural h 2.The original i of the island were forced to leave in the 19th century. 3.The project was completed in 2020,and s it was put into use. 4.The river's erosive force has caused serious s erosion 5.To maintain ecological balance,we need to protect natural v 4.参考答案 ·一、单项选择 1.A2.B3.C4.A5B6.B7.A8B9.B10.C ·二、根据提示补全句子 1heritor 2.inhabit 3.Subsequent 4.multiplication 5.erosive 6.appetite 7.decreased 8.trapped ·三、首字母填空 1.heritage 2.inhabitants 3.subsequently 4.soil 5.vegetation